AD 2000-18-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce | plc RB211-524D4 Series | Airworthiness Directives; Rolls-Royce plc RB211-524D4 Series Turbofan Engines |
Unsafe Condition
Cracks in the cold stream nozzle assembly longitudinal flange could result in failure of the cold stream nozzle assembly, possible release of debris from the engine, and possible damage to airplane control surfaces.
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Required Actions
Inspect cold stream nozzle assemblies for cracks within 60 days or 100 cycles-in-service (CIS) after the effective date, and thereafter inspect each nozzle assembly for cracks within 1400 CIS since last inspection. Repair of cracked nozzle assemblies is optional as a terminating action.
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Compliance Time
Within 60 days or 100 cycles-in-service after the effective date, whichever is sooner.
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Affected Aircraft
Rolls-Royce plc models RB211-524D4-19, -524D4-B-19, -524D4-B-39, -524D4X-19, and -524D4X-B-19 turbofan engines with cold stream nozzle assembly Part Number (PN) LJ32826 installed.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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